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Senior Linux System Engineer Jobs in Ohio (NOW HIRING)

JConnect Infotech

Linux Engineer

Cincinnati, OH · On-site

Linux Engineer Architect, deploy, and maintain Red Hat Enterprise Linux 9 systems across production ... Automate system provisioning, configuration, and patching using tools like Ansible, Satellite, or ...

Delaware Nation Industries

Serves as head Linux administrator * Completes implementation/configuration of Linux tools and systems * Manages extensive Satellite infrastructure and deploys custom configurations with Puppet

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Senior Linux System Engineer information

What are the key skills and qualifications needed to thrive as a Senior Linux System Engineer, and why are they important?

To thrive as a Senior Linux System Engineer, you need deep expertise in Linux operating systems, scripting (such as Bash, Python, or Perl), system architecture, and a relevant degree or equivalent experience. Familiarity with configuration management tools (like Ansible or Puppet), virtualization platforms, cloud services, and certifications such as RHCE or LPIC are highly valued. Strong problem-solving, collaboration, and communication skills help you efficiently manage complex environments and mentor junior staff. These capabilities are crucial for ensuring system stability, security, and scalability in mission-critical IT infrastructures.

What are some common challenges a Senior Linux System Engineer faces when managing large-scale server environments?

Senior Linux System Engineers often encounter challenges related to maintaining system uptime, managing complex configurations, and ensuring security across a large number of servers. Troubleshooting issues in distributed environments, automating repetitive tasks, and keeping systems up-to-date with the latest patches are also frequent responsibilities. Collaboration with development, security, and networking teams is essential to resolve cross-functional issues and implement new solutions efficiently. Staying current with evolving technologies and best practices is key to overcoming these challenges and excelling in the role.

What does a Senior Linux System Engineer do?

A Senior Linux System Engineer is responsible for designing, implementing, maintaining, and troubleshooting Linux-based systems and servers within an organization. They ensure the reliability, security, and optimal performance of these systems, often leading projects and mentoring junior engineers. Their tasks may include automation, scripting, system updates, monitoring, and responding to incidents. They also collaborate with other IT teams to support business needs and implement best practices for system administration.

What is the difference between Senior Linux System Engineer vs Linux System Administrator?

AspectSenior Linux System EngineerLinux System Administrator
CertificationsLinux Professional Institute Certification (LPIC), RHCELPIC, RHCE often preferred
Work EnvironmentDesigning, implementing, and optimizing Linux infrastructureMaintaining and supporting existing Linux systems
ResponsibilitiesAdvanced troubleshooting, system architecture, scriptingSystem setup, user management, routine maintenance

The Senior Linux System Engineer typically focuses on designing and optimizing Linux environments, requiring advanced skills and certifications. In contrast, the Linux System Administrator handles daily maintenance and support tasks. Both roles often require similar certifications and work in similar environments, but their responsibilities differ in scope and complexity.

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Senior Linux System Engineer jobs near you
Linux Systems Engineer

Linux Systems Engineer

Cognizant Technology Solutions

Blue Ash, OH • On-site

Full-time

Posted 13 days ago

Cognizant rating

7.5

Company rating: 7.5 out of 10

Based on 83 frontline employees who took The Breakroom Quiz

38th of 57 rated business consultants

Job description

About Cognizant Corporate
Cognizant Corporate is a global community united by a shared purpose: to make a meaningful impact. We are committed to excellence and driven by outcomes that matter. Collaboration is at the heart of how we work, and our forward-thinking mindset fuels continuous learning, innovation, and growth.
At Cognizant, careers transcend titles. We empower our people to think strategically, inspire others, and lead with purpose - always guided by our core values. Join us in shaping future of business. Could you be the one to make a difference?
Job Summary
Linux Engineer responsible for deploying and managing enterprise Linux systems to support applications cloud use and business operations. Ensures security availability and compliance with CMMC NIST DFARS and ISO standards. Works with IT and security teams on automation monitoring system hardening and documentation to maintain a stable and secure Linux environment.
Responsibilities
Roles and Responsibilities
  • Ensure the security availability performance and reliability of corporate Linux systems both on-premises and cloud-based.
  • Deploy configure and manage Red Hat Enterprise Linux (RHEL) and Rocky Linux.
  • Monitor and respond to system performance issues ensuring optimal resource utilization and uptime.
  • Manage system patching kernel updates and security hardening following industry best practices.
  • Automate system provisioning configuration management and maintenance using Ansible.
  • Manage user authentication permissions and role-based access control (RBAC) in compliance with security policies.
  • Maintain backup and disaster recovery strategies to ensure system resilience and data protection.
  • Ensure compliance with security frameworks such as NIST CMMC ISO 27001 and GDPR for secure data transmission and storage.
  • Conduct regular security audits and collaborate with cybersecurity teams to address vulnerabilities and improve network defenses.

Security and Compliance
  • Ensure compliance with CMMC NIST DFARS and other industry security frameworks by implementing secure configurations.
  • Work with cybersecurity teams to conduct vulnerability assessments risk mitigation and system hardening.
  • Configure and maintain security baselines for Linux environments.
  • Implement and maintain audit logging intrusion detection (IDS) and system monitoring tools.
  • Support encryption and secure data transfer protocols to safeguard corporate data.

System Monitoring Incident Response
  • Monitor system health and performance using Zabbix and other monitoring tools.
  • Proactively identify and troubleshoot performance bottlenecks and critical system errors.
  • Participate in incident response and forensic investigations when security incidents occur.

Collaboration Documentation
  • Work closely with network storage and security teams to maintain a well-integrated IT ecosystem.
  • Develop and maintain technical documentation service design diagrams and standard operating procedures (SOPs).
  • Assist in vendor management for Linux-based tools licensing and hardware procurement.

Work model -
We believe hybrid work is the way forward as we strive to provide flexibility wherever possible. Based on this role's business requirements, this is a hybrid position requiring 3 days a week in our office in Blue Ash, Ohio. Regardless of your working arrangement, we are here to support a healthy work-life balance though our various wellbeing programs.
The working arrangements for this role are accurate as of the date of posting. This may change based on the project you're engaged in, as well as business and client requirements. Rest assured; we will always be clear about role expectations.
We're excited to meet people who share our mission and can make an impact in a variety of ways. Don't hesitate to apply, even if you only meet the minimum requirements listed. Think about your transferable experiences and unique skills that make you stand out as someone who can bring new and exciting things to this role.
Work Authorization: US Citizenship is required due to contract and clearance requirements.
About usCognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, building the bridge between AI investment and enterprise value by building full-stack AI solutions for our clients. Our deep industry, process and engineering expertise enables us to build an organization's unique context into technology systems that amplify human potential, realize tangible returns and keep global enterprises ahead in a fast-changing world. See how at www.cognizant.com or @cognizant.
Additional employment information
Compensation information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.
Applicants may be required to attend interviews in person or by video conference. In addition, candidates may be required to present their current state or government issued ID during each interview.
Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, state or local laws.
If you have a disability that requires reasonable accommodation to search for a job opening or submit an application, please email [email protected] for roles based in the Americas or [email protected] for roles based in India.

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